Finding the Third Proportional to 21,179 and 33,503

Step by Step Solution

1. Step 1: Write the proportion equation
   21,179 : 33,503 = 33,503 : x
2. Step 2: Convert to fraction form
   21,179/33,503 = 33,503/x
3. Step 3: Cross multiply
   21,179x = 33,503 × 33,503
4. Step 4: Simplify right side
   21,179x = 1,122,451,009
5. Step 5: Solve for x
   x = 1,122,451,009/21,179
6. Step 6: Final answer
   x = 52,998.30